from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A sudden loss of muscle tone and strength, usually caused by an extreme emotional stimulus.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An abrupt loss of muscle tone, sometimes associated with narcolepsy.
from the GNU version of the Collaborative International Dictionary of English
- n. A morbid condition caused by an overwhelming shock or extreme fear and marked by rigidity of the muscles.
from The Century Dictionary and Cyclopedia
- n. A sudden nervous shock which immobilizes or paralyzes the subject.
The 67-year-old has a sleep disorder called cataplexy, which is a symptom of narcolepsy.
Narcoleptics like Cloud also suffer from a bizarre condition called cataplexy, in which they can collapse in a heap on the ground, conscious but essentially paralyzed.
Individuals with the sleep disorder narcolepsy suffer with excessive daytime sleepiness and attacks of muscle paralysis triggered by strong emotions (a condition known as cataplexy).
Carol Bell, 67, has a condition called cataplexy --it's a sleep disorder that causes temporary paralysis, and it's brought on by a particular emotion or feeling.
The anticipation of the sugary cereal triggers one of the most striking symptoms of the disease: a temporary loss of muscle control called cataplexy, causing mice to drop in their tracks.
The experiences of cataplexy and dreaming during wakefulness may be wrongly seen as a psychiatric problem.
Unlike cataplexy, touching the person usually causes the paralysis to disappear.
However, doctors can prescribe medications that can be effective in controlling excessive daytime sleepiness, cataplexy, and sleep disruption.
Attacks of cataplexy are sudden, brief losses of muscle control.
The four most common symptoms are excessive daytime sleepiness, cataplexy, sleep paralysis, and hypnagogic hallucinations.